Surgical instrument shank



FIG. 1 is a pictorial view of a surgical instrument shank showing our design;

FIG. 2 is a left side elevational view thereof, the right side elevational view thereof being a mirror image of such left side elevational view;

FIG. 3 is a bottom view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a rear end view thereof.

The broken line showing of the tissue working portion of the tool is for purposes of illustration of environment only and forms no part of the claimed design. 

The ornamental design of a surgical instrument shank, as shown and described. 